package analysis.syntaxtree;import analysis.visitors.TypeVisitor;import analysis.visitors.Visitor;public class VarDecl {  public Type varType;  public Identifier varId;  public VarDecl(Type at, Identifier ai) {    varType = at;    varId = ai;  }  public void accept(Visitor v) {    v.visit(this);  }  public Type accept(TypeVisitor v) {    return v.visit(this);  }}